20004117

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{13049}}^1$

素因数の和:13132

約数の個数: 16

約数和(自身を含む): 30902400

約数和(自身を除く): 10898283

約数列:

[1, 3, 7, 21, 73, 219, 511, 1533, 13049, 39147, 91343, 274029, 952577, 2857731, 6668039, 20004117]

約数ペア:

[(1, 20004117), (3, 6668039), (7, 2857731), (21, 952577), (73, 274029), (219, 91343), (511, 39147), (1533, 13049)]